8424873 has 6 divisors (see below), whose sum is σ = 12169274. Its totient is φ = 5616576.

The previous prime is 8424869. The next prime is 8424883. The reversal of 8424873 is 3784248.

It can be written as a sum of positive squares in only one way, i.e., 6487209 + 1937664 = 2547^2 + 1392^2 .

It is not a de Polignac number, because 8424873 - 2² = 8424869 is a prime.

It is a super-2 number, since 2×8424873² = 141956970132258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8424853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 468040 + ... + 468057.

Almost surely, 2^8424873 is an apocalyptic number.

It is an amenable number.

8424873 is a deficient number, since it is larger than the sum of its proper divisors (3744401).

8424873 is a wasteful number, since it uses less digits than its factorization.

8424873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936103 (or 936100 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 8424873 is about 2902.5631776070. The cubic root of 8424873 is about 203.4797151310.

The spelling of 8424873 in words is "eight million, four hundred twenty-four thousand, eight hundred seventy-three".